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Syllabus

Biodiversity — Syllabus

ICSE · Class 11 · Geography

What Biodiversity covers in ICSE Class 11 Geography: 3 topics, for the 2026-27 session. Part of the ICSE Class 11 Geography syllabus.

64 questions30 flashcards5 concepts

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3 Topics · ICSE Class 11 Geography · 2026-27

Topics in Biodiversity

1

Meaning and Definitions of Biodiversity

  • Biodiversity is the variety of life in the biosphere.
  • It includes plants, animals, micro-organisms, and humans.
  • The term biodiversity was first used by Lovejoy in 1980.
2

Types of Biodiversity

  • The three main types of biodiversity are genetic biodiversity, species biodiversity, and ecosystem diversity.
  • Genetic biodiversity refers to the genetic make-up of a species.
  • Genetic diversity within a species is expressed by sub-species, races, varieties, and forms.
3

Reasons for Valuing and Conserving Biodiversity

  • Biodiversity must be conserved because ecology and biodiversity are being degraded.
  • There are four reasons for valuing and conserving biodiversity: ethical, moral, economic, and aesthetic.
  • Ethical considerations are based on the idea that humans are bound to protect all forms of life.

Key Concepts

Central concept: Biodiversity means the variety of life in the biosphere

Meaning of biodiversityHistory of the termDefinitions of biodiversityTypes of biodiversityGenetic biodiversitySpecies biodiversityEcosystem diversityReasons for conserving biodiversity

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Frequently Asked Questions

What are the important topics in Biodiversity for ICSE Class 11 Geography?
Key topics in Biodiversity include Meaning and Definitions of Biodiversity, Types of Biodiversity, Reasons for Valuing and Conserving Biodiversity. Study these first, then practise questions on each for Class 11 exams.
How should I revise Biodiversity for Class 11 exams?
Learn the core ideas first, then work through the 64 practice questions on Biodiversity. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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All ICSE Class 11 Geography Syllabus

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